import greenfoot.*;  // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)

/**
 *Abstract class that contains the butons classes of the menu.
 * 
 * @author Manuel Nava
 * @version 1.0
 */
abstract public class Buttons extends Actor
{
    /**
     * The act method in this class is abstract.
     */
    abstract public void act();
       
}
